docs: def assert_results_contain(check_results, expected_status, expected_msgcode=None):
    """
    This helper function is useful when we want to make sure that
    a certain log message is emited by a check but it can be in any
    order among other log messages.
    """
    found = False
    for status, message in check_results:
      if status == expected_status and message.code == expected_msgcode:
        found = True
        break
    assert(found)